CN1308977C - Coil-winding method and coil unit formed by the method - Google Patents
Coil-winding method and coil unit formed by the method Download PDFInfo
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- CN1308977C CN1308977C CNB2004100881388A CN200410088138A CN1308977C CN 1308977 C CN1308977 C CN 1308977C CN B2004100881388 A CNB2004100881388 A CN B2004100881388A CN 200410088138 A CN200410088138 A CN 200410088138A CN 1308977 C CN1308977 C CN 1308977C
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- wire rod
- core
- circle
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/064—Winding non-flat conductive wires, e.g. rods, cables or cords
- H01F41/066—Winding non-flat conductive wires, e.g. rods, cables or cords with insulation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/082—Devices for guiding or positioning the winding material on the former
Abstract
A coil-winding method for forming a coil unit includes the steps of winding first and second wires substantially parallel to each other simultaneously around a first layer position of a core to form a first turn, winding the first and second wires simultaneously to form a second turn while the second wire is disposed directly around the core, the first wire of the second turn adjacent to the first turn being disposed between the first and second wires of the first turn in the first layer so as to form a second layer, and winding the first and second wires simultaneously to form a third turn while the second wire is disposed directly around the core, the first wire of the third turn being disposed in the second layer and wound between the second wire of the first turn and the second wire of the second turn in the first layer.
Description
Technical field
The coil unit that the present invention relates to coil winding method and form by described method.
Background technology
Japanese unexamined patent public publication No.6-318528 discloses a kind of coil winding method with double-deck wound coil that typically is used to form.In this coil unit, line is wound on around the magnetic core component in the mode of bilayer.According to this method, first wire rod (wire) at first is wound on around the core components to form ground floor, then second wire coil on the ground floor to form the second layer.
Yet because therefore second wire rod in the second layer of only just reeling after the coiling of ground floor is finished is reeled with the individual layer wire rod and compared, this method needs the time of twice to finish winding process.
Summary of the invention
In order to overcome the problems referred to above, the preferred embodiments of the present invention provide a kind of coil winding method, and described method can reduce the required time of winding process, and can realize the multilaminate coiled of wire rod.The preferred embodiments of the present invention also provide a kind of coil unit that is formed by the method for this uniqueness.
According to a first advantageous embodiment of the invention, coil winding method may further comprise the steps: reel simultaneously around the ground floor position of core first wire rod and second wire rod, to form first lap, first wire rod and the parallel to each other or almost parallel of second wire rod; Around core reel simultaneously first wire rod and second wire rod, to form second circle, first wire rod and the first lap of second circle are adjacent, first wire rod of second circle is arranged on first wire rod and the part between second wire rod of the first lap in the ground floor of core, thereby first wire rod of second circle is arranged in the second layer of core, second wire rod of second circle directly is wound on the core, thereby second wire rod of second circle is arranged in the ground floor of core; And around core reel simultaneously first wire rod and second wire rod, to form the 3rd circle, first wire rod of the 3rd circle is arranged in the second layer and centers on second wire rod of first lap in the ground floor and the part coiling between second second wire rod that encloses, second wire rod of the 3rd circle directly is wound on around the core, thereby second wire rod of the 3rd circle is arranged in the ground floor of core.
In addition, according to second preferred embodiment of the present invention, coil winding method comprises step: reel simultaneously around the ground floor position of core first wire rod, second wire rod and the 3rd wire rod, so that form first lap, first wire rod, second wire rod and the parallel to each other or almost parallel of the 3rd wire rod; Around core first wire rod of reeling simultaneously, second wire rod and the 3rd wire rod, to form second circle, first wire rod of second circle and second wire rod are than the more close first lap of the 3rd wire rod of second circle, first wire rod of second circle is arranged on first wire rod and the part between second wire rod of the first lap in the ground floor of core, thereby first wire rod of second circle is arranged in the second layer of core, second wire rod of second circle is arranged on second wire rod and the part between the 3rd wire rod of the first lap in the ground floor, thereby second wire rod of second circle also is arranged in the second layer, the 3rd wire rod of second circle directly is wound on the core, thereby the 3rd wire rod of second circle is arranged in the ground floor of core; Around core first wire rod of reeling simultaneously, second wire rod and the 3rd wire rod, to form the 3rd circle, on the part between the 3rd wire rod of second wire coil of the 3rd circle first lap in the ground floor and the 3rd wire rod of second circle, thereby second wire rod of the 3rd circle is arranged in the second layer, first wire rod of the 3rd circle centers on first wire rod of second circle in the second layer and the part between second second wire rod that encloses is reeled, thereby first wire rod of the 3rd circle is arranged in the 3rd layer of core, the 3rd wire rod of the 3rd circle directly is wound on around the core, thereby the 3rd wire rod of the 3rd circle is arranged in the ground floor of core; And around core reel simultaneously first, second and the 3rd wire rod, thereby on the part between the adjacent turn of the 3rd layer first wire coil second wire rod in the second layer, on the part between the adjacent turn of second wire coil of the second layer the 3rd wire rod in the ground floor, and the 3rd wire rod of ground floor directly is wound on the core.
In addition, according to third preferred embodiment of the invention, coil unit comprises a plurality of wire rods and core, wherein based on according to the method for one of first and second preferred embodiments of the invention described above with wire coil on core.
According to a preferred embodiment of the invention, ground floor can be formed by one of wire rod, forms two or more layers with remaining wire rod on ground floor simultaneously.As a result, can obtain the lattice coil unit, wherein parallel to each other the or almost parallel ground coiling of the wire rod in equivalent layer.Like this, compare with traditional coil winding method, required time of the winding process of coil winding method is shorter according to the preferred embodiment of the invention.
According to below with reference to the detailed description of accompanying drawing to the preferred embodiment of the present invention, other features of the present invention, element, step, characteristics and advantage will become clearer.
The accompanying drawing summary
Fig. 1 is the fragmentary perspective view according to the coil unit of first preferred embodiment of the invention;
Fig. 2 is the plane graph that one of step according to the coil winding method of first preferred embodiment of the invention is shown;
Fig. 3 is the front view of Fig. 2;
Fig. 4 is the plane graph of another step after the step described in Fig. 2;
Fig. 5 is the plane graph of another step after the step described in Fig. 4;
Fig. 6 is the plane graph of another step after the step described in Fig. 5;
Fig. 7 is the plane graph of another step after the step described in Fig. 6;
Fig. 8 is the plane graph of another step after the step described in Fig. 7;
Fig. 9 is the concise and to the point cutaway view that the state of wire coil on the central layer of coil unit is shown;
Figure 10 is the equivalent circuit diagram of coil unit shown in Figure 1;
Figure 11 is the plane graph according to one of step of the coil winding method of second preferred embodiment of the invention;
Figure 12 is the plane graph of another step after the step described in Figure 11;
Figure 13 is the plane graph of another step after the step described in Figure 12;
Figure 14 is the plane graph of another step after the step described in Figure 13;
Figure 15 is the plane graph of another step after the step described in Figure 14;
Figure 16 is the plane graph of another step after the step described in Figure 15;
Figure 17 is the plane graph of another step after the step described in Figure 16; And
Figure 18 is the concise and to the point cutaway view that the state of wire coil on the central layer of coil unit is shown.
Embodiment
Describe according to coil winding method of the present invention below with reference to the accompanying drawings and the preferred embodiment that uses the coil unit that this method forms.
First preferred embodiment (Fig. 1 to 10)
Fig. 1 is the fragmentary perspective view according to the coil unit 1 of first preferred embodiment of the invention.Preferred coil unit 1 comprises magnetic core component 2, first wire rod 5 and second wire rod 6.Core components 2 is provided with central layer 3, the first wire rods 5 and second wire rod 6 and is wound on the described central layer 3 in the mode of bilayer, first wire rod 5 and second wire rod 6 keeping parallelism or almost parallel each other simultaneously, and shank 4a and 4b are separately positioned on two opposite sides of central layer 3.
The basal surface of shank 4a and 4b is respectively equipped with electrode 8a and 8b.Each wire rod 5 and an end of 6 are electrically connected with electrode 8a, and each wire rod 5 and 6 the other end are electrically connected with electrode 8b.First wire rod 5 is mainly rectified and is reeled around the second layer position of central layer 3, reels in second wire rod, 6 main ground floor positions around central layer 3.
The top surface of coil unit 1 is provided with the resin piece 10 that comprises magnetic particle, thereby resin piece 10 covers wire rod 5 and 6.
To describe the method for winding of coil unit 1 below in detail.
With reference to figure 2 and 3, there is not the core components 2 of resin piece 10 to be kept by the fixture (not shown in FIG.) of known spindle winder (spindle winder), and rotatably be provided with, so that core components 2 can rotate around central axis C along the direction (that is clockwise direction) of arrow K.
Then, two wire rods that are arranged near the spindle winder the core components 2 are supplied with ozzles 15 and 16 provides wire rod 5 and 6 respectively.Then, each wire rod 5 and 6 the first end 5a and 6a for example fix and are electrically connected to by hot binding on the electrode 8a of shank 4a.Synchronous with the rotation of core components 2, wire rod is supplied with ozzle 15 and 16 and is parallel to or the central axis C that is roughly parallel to core components 2 moves by the translation motor.
With reference to figure 4, when core components 2 rotates about 180 when spending along the direction of arrow K around central axis C, wire rod 5 and 6 is reeled around the ground floor position of central layer 3, simultaneously keeping parallelism or almost parallel and roughly contact with each other.With reference to figure 5, when core components 2 is further rotated about 180 when spending, wire rod 5 and 6 is wound on the central layer 3 fully, and still keeping parallelism or almost parallel each other simultaneously are to form first lap.
Then, supply with ozzle 15 and 16 when the direction that is roughly parallel to core components 2 central axis C shown in the arrow A 1 moves forward when wire rod, core components 2 is further rotated, so that around central layer 3 wound skein products 5 and 6.Begin the winding process of second circle like this in the ground floor position of central layer 3, second circle contacts with first lap simultaneously.
With reference to figure 6, after about 180 degree of core components 2 rotations, wire rod is supplied with ozzle 15 and 16 and is moved backward along the direction shown in the arrow A 2 (opposite with the direction of arrow A 1), and described direction is roughly parallel to the central axis C of core components 2.Particularly, with reference to figure 7, wire rod is supplied with ozzle 15 and 16 and is moved 0.5 times of the winding pitch that is approximately first wire rod 5 backward to about 0.75 times distance.Like this, first wire rod 5 of second circle adjacent with first lap is arranged on first wire rod 5 and the part between second wire rod 6 of first lap, and is wound on the central layer 3 to form the second layer.On the other hand, second wire rod 6 of second circle is arranged in the ground floor of central layer 3, and is simultaneously adjacent and be in contact with it with second wire rod 6 of first lap.
Then, with reference to figure 8, core components 2 rotation predetermined times, so that wire rod 5 and 6 is wound on the central layer 3, wire rod supply pipe mouth 15 and 16 directions along arrow A 1 move forward simultaneously.Thus, second wire rod 6 of coiling forms the ground floor of central layer 3, and the adjacent turn of second wire rod 6 contacts with each other simultaneously.On the other hand, the part between the adjacent turn of first wire rod 5, second wire rod 6 in the ground floor is reeled, so that be arranged in the second layer position of central layer 3, the adjacent turn of first wire rod 5 contacts with each other simultaneously.After the winding process of wire rod 5 and 6 was finished, each wire rod 5 and 6 the second end 5b and 6b for example fixed and are electrically connected to by hot binding on the electrode 8b among the shank 4b.
Fig. 9 is the concise and to the point cutaway view that wire rod 5 and 6 centers on the state of central layer 3 coilings.For the index number of each wire rod 5 and 6 settings are represented the number of turns.For example, the first lap of label 51 expressions first wire rod.As can be seen from Figure 9, the last lap of wire rod 5 of reeling around central layer 3 and 6 first lap and wire rod 5 and 6 is asymmetric.
According to the coil winding method of above-mentioned first preferred embodiment, the ground floor of second wire rod 6 can be formed on the central layer 3, forms first wire rod 5 of the second layer simultaneously on ground floor, this means that two wire rods 5 and 6 can be simultaneously around central layer 3 coilings.Thus, can obtain double-layer coil unit 1, wherein 5 and the 6 parallel to each other or almost parallel ground coilings of the wire rod in the ground floor and the second layer.Like this, be approximately half of conventional coil winding process required time according to the required time of the winding process of first preferred embodiment of the invention.Figure 10 shows the equivalent circuit diagram of coil unit 1.
Second preferred embodiment (Figure 11 to 18)
To describe below according to second preferred embodiment of the present invention.According to second preferred embodiment, the core components 2 in first preferred embodiment also is provided with the 3rd wire rod 7, thereby first wire rod 5, second wire rod 6 and the 3rd wire rod 7 are reeled simultaneously keeping parallelism or almost parallel each other in three layers mode.
With reference to Figure 11, the wire rod that is arranged near the spindle winder the core components 2 supply with ozzle 15 and 16 and wire rod supply with ozzle 17 and supply with first wire rod 5, second wire rod 6 and the 3rd wire rod 7 respectively.Then, each wire rod 5,6 and 7 the first end 5a, 6a and 7a for example fix and are connected electrically in by hot binding on the electrode 8a of shank 4a.Synchronous with the rotation of core components 2, wire rod is supplied with ozzle 15,16 and 17 and is parallel to or the central axis C that is roughly parallel to core components 2 moves by the translation motor.
With reference to Figure 12, when core components 2 rotates about 180 when spending along the direction of arrow K around central axis C, wire rod 5,6 and 7 is reeled around the ground floor position of central layer 3, simultaneously keeping parallelism or almost parallel and roughly be in contact with one another.With reference to Figure 13, when core components 2 is further rotated about 180 when spending, wire rod 5,6 and 7 is wound on the central layer 3 fully, and still keeping parallelism or almost parallel each other simultaneously are to form first lap.
Then, supply with ozzle 15,16 and 17 when the direction that is roughly parallel to core components 2 central axis C shown in the arrow A 1 moves forward when wire rod, core components 2 is further rotated, so that around central layer 3 wound skein products 5,6 and 7.Begin the winding process of second circle like this in the ground floor position of central layer 3, second circle contacts with first lap simultaneously.
With reference to Figure 14, after about 180 degree of core components 2 rotations, wire rod is supplied with ozzle 15,16 and 17 and is moved backward along the direction shown in the arrow A 2 (opposite with the direction of arrow A 1), and described direction is roughly parallel to the central axis C of core components 2.Particularly, with reference to Figure 15, wire rod is supplied with 5/6 the distance that ozzle 15,16 and 17 moves the winding pitch that is approximately first wire rod 5 backward.Like this, and the wire rod 5 and 6 of more close second circle of the first lap of wire rod 5,6 and 7 is separately positioned on first wire rod 5 of first lap and the part between second wire rod 6 and on second wire rod 6 and the part between the 3rd wire rod 7 of first lap.Like this, the wire rod 5 and 6 of second circle is wound on the central layer 3 to form the second layer.On the other hand, the 3rd wire rod 7 of second circle is arranged in the ground floor of central layer 3, and is simultaneously adjacent and be in contact with it with the 3rd wire rod 7 of first lap.
Then, with reference to Figure 16, core components 2 is further rotated about 180 degree, and wire rod supply pipe mouth 15,16 and 17 directions along arrow A 1 move forward simultaneously.Finished the coiling of second circle of wire rod 5,6 and 7 like this.
With reference to Figure 17, core components 2 is further rotated about 180 degree, and wire rod supply pipe mouth 15,16 and 17 directions along arrow A 2 (opposite with the direction of arrow A 1) move backward simultaneously, thereby around central layer 3 wound skein products 5,6 and 7.Begin the winding process of the 3rd circle like this.First wire rod 5 of the 3rd circle is reeled around the 3rd layer of position of central layer 3, is set at simultaneously on first wire rod 5 and the part between second wire rod 6 of second circle in the second layer.Second wire rod 6 of the 3rd circle is arranged on the 3rd wire rod 7 and the part between second the 3rd wire rod 7 that encloses of first lap in the ground floor, thereby second wire rod 6 of the 3rd circle is reeled around the second layer position of central layer 3, simultaneously with the second layer in second wire rod 6 of second circle contiguous and contact.The 3rd the 3rd wire rod 7 that encloses is reeled around the ground floor position of central layer 3, and the 3rd wire rod 7 vicinities of the while and second circle also contact.
Then, core components 2 rotation predetermined times, so that wire rod 5,6 and 7 is wound on the central layer 3, wire rod supply pipe mouth 15,16 and 17 directions along arrow A 1 move forward simultaneously.Thus, the 3rd wire rod 7 forms the ground floor of central layer 3.Second wire rod 6 is wound on the part between the adjacent turn of the 3rd wire rod 7 in the ground floor, thereby is set in the second layer position of central layer 3, and the adjacent turn of second wire rod 6 contacts with each other simultaneously.Part between the adjacent turn of first wire rod 5, second wire rod 6 in the second layer is reeled, so that be arranged in the 3rd layer of position of central layer 3, the adjacent turn of first wire rod 5 contacts with each other simultaneously.
After the winding process of wire rod 5,6 and 7 was finished, each wire rod 5,6 and 7 the second end 5b, 6b and 7b for example fixed and are electrically connected to by hot binding on the electrode 8b among the shank 4b.
Figure 18 is the concise and to the point cutaway view that wire rod 5,6 and 7 centers on the state of central layer 3 coilings.As can be seen from Figure 18, the last lap of wire rod 5,6 of reeling around central layer 3 and 7 first lap and wire rod 5,6 and 7 is asymmetric.
Coil winding method according to above-mentioned second preferred embodiment, the ground floor of the 3rd wire rod 7 can be formed on the central layer 3, at first wire rod 5 that forms second wire rod 6 of the second layer on the ground floor and on the second layer, form the 3rd layer, this means that three wire rods 5,6 and 7 can be simultaneously around central layer 3 coilings simultaneously.Thus, can obtain three layers coil unit 1, wherein reel in the parallel to each other or almost parallel ground of the wire rod in ground floor, the second layer and the 3rd layer 5,6 and 7.Like this, be approximately 1/3rd of conventional coil winding process required time according to the required time of the winding process of second preferred embodiment of the invention.
Optional preferred embodiment
Technical scope of the present invention is not limited to above preferred embodiment, allows the change execution mode within the spirit and scope of the present invention.For example, coil unit 1 can be to have four layers or more multi-layered lattice coil unit, the wherein parallel to each other or almost parallel ground layout of wire rod.And coil unit 1 for example can be the coil unit of bifilar coiling or the coil unit of three strands of coilings.
Although described the present invention at preferred embodiment, yet to those skilled in the art, disclosed the present invention can implement change in many ways, and can have the many embodiment except that the embodiment of above special exhibition and description.Thus, claims are intended to cover all the change execution modes of the present invention that fall in the spirit and scope of the invention.
Claims (18)
1. coil winding method that is used to form the wound coil unit comprises step:
Reel simultaneously around the ground floor position of core first wire rod and second wire rod, to form first lap, first wire rod and second wire rod are parallel to each other;
Around core reel simultaneously first wire rod and second wire rod, to form second circle, first wire rod and the first lap of second circle are adjacent, first wire rod of second circle is arranged on first wire rod and the part between second wire rod of the first lap in the ground floor of core, thereby first wire rod of second circle is arranged in the second layer of core, second wire rod of second circle directly is wound on the core, thereby second wire rod of second circle is arranged in the ground floor of core; And
Around core reel simultaneously first wire rod and second wire rod, to form the 3rd circle, first wire rod of the 3rd circle is arranged in the second layer and centers on second wire rod of first lap in the ground floor and the part coiling between second second wire rod that encloses, second wire rod of the 3rd circle directly is wound on around the core, thereby second wire rod of the 3rd circle is arranged in the ground floor of core.
2. method according to claim 1, wherein, described wound coil unit comprises multilayer wound coil unit, wherein the wire rod in the multilayer is parallel to each other.
3. method according to claim 1 wherein, comprises that also end with first and second wire rods is connected to the step of basal surface of first and second shanks of core.
4. method according to claim 1 wherein, comprises that also the resin cap that will have magnetic particle is connected on the core to cover the step of first and second wire rods.
5. method according to claim 1 wherein, also is included at least one the coiling step in the coiling step, makes core center on the step of its central axis Rotate 180 degree.
6. method according to claim 1 wherein, also is included in each the coiling step in the coiling step, makes core center on its central axis Rotate 180 degree step at least once.
7. method according to claim 1, wherein, supply with part by wire rod in the coiling step first and second wire rods are provided, described method also is included between two coiling steps in the coiling step at least, moves the step that wire rod is supplied with part along the direction that is parallel to the longitudinal axis of core.
8. method according to claim 1, wherein, supply with part by wire rod in the coiling step first and second wire rods are provided, described method also is included between each coiling step in the coiling step, moves the step that wire rod is supplied with part along the direction that is parallel to the longitudinal axis of core.
9. method according to claim 1, wherein, in the coiling step, supply with part first and second wire rods are provided by wire rod, described method also is included in the coiling step between at first two coiling steps, move the step that wire rod is supplied with part along the first direction that is parallel to the longitudinal axis of core, and in the coiling step, between thereafter two coiling steps, move the step that wire rod is supplied with part along the second direction opposite with first direction.
10. coil winding method that is used to form the wound coil unit comprises step:
Reel simultaneously around the ground floor position of core first wire rod, second wire rod and the 3rd wire rod, so that form first lap, first wire rod, second wire rod and the 3rd wire rod are parallel to each other;
Around core first wire rod of reeling simultaneously, second wire rod and the 3rd wire rod, to form second circle, first wire rod of second circle and second wire rod are than the more close first lap of the 3rd wire rod of second circle, first wire rod of second circle is arranged on first wire rod and the part between second wire rod of first lap in the ground floor of core, thereby first wire rod of second circle is arranged in the second layer of core, second wire rod of second circle is arranged on second wire rod and the part between the 3rd wire rod of first lap in the ground floor, thereby second wire rod of second circle also is arranged in the second layer, the 3rd wire rod of second circle directly is wound on the core, thereby the 3rd wire rod of second circle is arranged in the ground floor of core;
Around core first wire rod of reeling simultaneously, second wire rod and the 3rd wire rod, to form the 3rd circle, on the part between the 3rd wire rod of second wire coil of the 3rd circle first lap in the ground floor and the 3rd wire rod of second circle, thereby second wire rod of the 3rd circle is arranged in the second layer, on the part between first wire rod of first wire coil of the 3rd circle, second circle in the second layer and second wire rod of second circle, thereby first wire rod of the 3rd circle is arranged in the 3rd layer of core, the 3rd wire rod of the 3rd circle directly is wound on around the core, thereby the 3rd wire rod of the 3rd circle is arranged in the ground floor of core; And
Around core reel simultaneously first, second and the 3rd wire rod, thereby on the part between the adjacent turn of the 3rd layer first wire coil second wire rod in the second layer, on the part between the adjacent turn of second wire coil of the second layer the 3rd wire rod in the ground floor, and the 3rd wire rod of ground floor directly is wound on the core.
11. method according to claim 10, wherein, described wound coil unit comprises multilayer wound coil unit, and wherein the wire rod in the multilayer is parallel to each other.
12. method according to claim 10 wherein, comprises that also end with first, second and the 3rd wire rod is connected to the step of basal surface of first and second shanks of core.
13. method according to claim 10 wherein, comprises that also the resin cap that will have magnetic particle is connected on the core to cover the step of first, second and the 3rd wire rod.
14. method according to claim 10 wherein, also is included at least one the coiling step in the coiling step, makes core center on the step of its central axis Rotate 180 degree.
15. method according to claim 10 wherein, also is included in each the coiling step in the coiling step, makes core center on its central axis Rotate 180 degree step at least once.
16. method according to claim 10, wherein, supplying with part by wire rod in the coiling step provides first, second and the 3rd wire rod, described method also to be included between at least two coiling steps in the coiling step, moves the step that wire rod is supplied with part along the direction that is parallel to the longitudinal axis of core.
17. method according to claim 10, wherein, supplying with part by wire rod in the coiling step provides first, second and the 3rd wire rod, described method also to be included between each coiling step in the coiling step, moves the step that wire rod is supplied with part along the direction that is parallel to the longitudinal axis of core.
18. method according to claim 10, wherein, in the coiling step, supply with part first, second and the 3rd wire rod are provided by wire rod, described method also is included in the coiling step between at first two coiling steps, move the step that wire rod is supplied with part along the first direction that is parallel to the longitudinal axis of core, and in the coiling step, between thereafter two coiling steps, move the step that wire rod is supplied with part along the second direction opposite with first direction.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003403469A JP4148115B2 (en) | 2003-12-02 | 2003-12-02 | Coil winding method and coil component using the same |
| JP2003403469 | 2003-12-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1624828A CN1624828A (en) | 2005-06-08 |
| CN1308977C true CN1308977C (en) | 2007-04-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100881388A Expired - Fee Related CN1308977C (en) | 2003-12-02 | 2004-10-14 | Coil-winding method and coil unit formed by the method |
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| Country | Link |
|---|---|
| US (1) | US7051770B2 (en) |
| JP (1) | JP4148115B2 (en) |
| CN (1) | CN1308977C (en) |
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| JP6287755B2 (en) * | 2014-10-23 | 2018-03-07 | 株式会社村田製作所 | Inductor |
| JP6642069B2 (en) * | 2016-02-09 | 2020-02-05 | Tdk株式会社 | Manufacturing method of coil parts |
| JP6593211B2 (en) * | 2016-02-09 | 2019-10-23 | Ｔｄｋ株式会社 | Coil parts |
| JP2017143121A (en) * | 2016-02-09 | 2017-08-17 | Tdk株式会社 | Coil component |
| JP6794844B2 (en) * | 2017-01-23 | 2020-12-02 | Tdk株式会社 | Common mode filter |
| JP7040372B2 (en) * | 2018-09-11 | 2022-03-23 | 株式会社村田製作所 | Coil parts and their manufacturing methods |
| JP7218588B2 (en) * | 2019-01-28 | 2023-02-07 | Tdk株式会社 | coil parts |
| JP2021153110A (en) * | 2020-03-24 | 2021-09-30 | Tdk株式会社 | Coil device |
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| JP2714443B2 (en) | 1989-06-16 | 1998-02-16 | 株式会社日立製作所 | Update data validity display method and process operation monitoring device |
| JP3544551B2 (en) | 1993-05-07 | 2004-07-21 | 多摩川精機株式会社 | Winding folding method and winding structure |
| JP4297323B2 (en) | 2002-09-30 | 2009-07-15 | Ｔｄｋ株式会社 | Multi-wire coil winding method |
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- 2004-10-14 CN CNB2004100881388A patent/CN1308977C/en not_active Expired - Fee Related
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| US5305961A (en) * | 1991-06-14 | 1994-04-26 | Gec Alsthom Sa | Method of winding an electrical coil as successive oblique layers of coil turns |
| JPH10144553A (en) * | 1996-11-06 | 1998-05-29 | Toshiba Fa Syst Eng Kk | Winding method of coil, winding apparatus of coil, and coil |
| US6255756B1 (en) * | 1997-12-01 | 2001-07-03 | General Electric Company | Winding arrangement for switched reluctance machine based internal starter generator |
| JP2001118741A (en) * | 1999-10-20 | 2001-04-27 | Hitachi Ltd | Ignition coil and its winding method |
| JP2002015935A (en) * | 2000-06-30 | 2002-01-18 | Yamamoto Kazutoshi | Method for forming multilayer coil |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110233044A (en) * | 2019-07-12 | 2019-09-13 | 蚌埠市双环电感股份有限公司 | A kind of ring-shaped inductors method for winding and its inductance |
Also Published As
| Publication number | Publication date |
|---|---|
| US7051770B2 (en) | 2006-05-30 |
| CN1624828A (en) | 2005-06-08 |
| JP4148115B2 (en) | 2008-09-10 |
| US20050115628A1 (en) | 2005-06-02 |
| JP2005166935A (en) | 2005-06-23 |
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